	import { mapGetters } from 'vuex'
	export default {
		computed: {
			...mapGetters('m_cart',['total'])
		},
		onShow() {
			this.setBadge()
		},
		watch:{
			total() {
				this.setBadge()
			}
		},
		methods: {
			setBadge() {
				uni.setTabBarBadge({
					index:2,
					text:this.total + ''
				})
			}
		}
	}
	